Home / 16,968.74-25,456.80-5,282.90

Finding the Fourth Proportional to 16,968.74, 25,456.80 and 5,282.90

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Solution

The fourth proportional to 16,968.74, 25,456.80 and 5,282.90 is: 7,925.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.74 : 25,456.80 = 5,282.90 : x
  2. Step 2: Convert to fraction form
    16,968.74/25,456.80 = 5,282.90/x
  3. Step 3: Cross multiply
    16,968.74x = 25,456.80 × 5,282.90
  4. Step 4: Simplify right side
    16,968.74x = 134,485,728.72
  5. Step 5: Solve for x
    x = 134,485,728.72/16,968.74
  6. Step 6: Final answer
    x = 7,925.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.